﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using SportsStore.Domain.Abstract;
using SportsStore.Domain.Entities;
using SportsStore.WebUI.Models;

namespace SportsStore.WebUI.Controllers {

  public class ProductController: Controller {

    public int PageSize = 4; // We will change this later

    private readonly IProductRepository repository;

    public ProductController(IProductRepository productRepository) {
      repository = productRepository;
    }

    public ViewResult List(string category, int page = 1)
    {
        var viewModel = new ProductsListViewModel
            {
                Products = repository.Products
                    .Where(p => category == null || p.Category == category)
                    .OrderBy(p => p.ProductID)
                    .Skip((page - 1) * PageSize)
                    .Take(PageSize),
                PagingInfo = new PagingInfo
                    {
                        CurrentPage = page,
                        ItemsPerPage = PageSize,
                        TotalItems = (category == null) ?
                          repository.Products.Count() :
                          repository.Products.Where(e => e.Category == category).Count(), 
                    },
                CurrentCategory = category
            };
        return View(viewModel);
    }

  }
}
